Stadium: Court B Round: 44 Ground: Hardcourt outdoor
| ITF Thailand F8 | 2018/11/06 05:00 | Jung-Woong Na v Jirat Navasirisomboon | 6-2,3-6,1-6 |
| ITF M25 Nonthaburi | 2020/01/27 02:30 | Chien Hsun Lo v Jirat Navasirisomboon | 6-0,2-6,6-10 |
| ITF M25 Nonthaburi | 2020/01/26 05:00 | Natthayut Nithithananont v Jirat Navasirisomboon | 6-4,4-6,7-10 |
| ITF M15 Meshref | 2019/11/14 09:15 | Soichiro Moritani v Jirat Navasirisomboon | 6-2,6-2 |
| ITF M15 Meshref | 2019/11/13 11:00 | Alen Rogic-Hadzalic v Jirat Navasirisomboon | 4-6,3-6 |
| ITF M15 Meshref | 2019/11/12 09:25 | Jirat Navasirisomboon v Danylo Veremeychuk | 4-6,7-6,10-8 |
| ITF M15 Meshref | 2019/11/05 08:00 | Pak Long Yeung v Jirat Navasirisomboon | 6-3,6-2 |
| ITF M15 Meshref | 2019/11/04 09:30 | Shahbaaz Khan v Jirat Navasirisomboon | 6-7,1-6 |
| ITF M15 Meshref | 2019/10/31 08:00 | Ricardo Rodriguez-Pace v Jirat Navasirisomboon | 6-4,6-1 |
| ITF M25 Nonthaburi | 2020/01/27 05:30 | Soichiro Moritani v Jung-Woong Na | 3-6,3-6 |
| ITF M25 Nonthaburi | 2020/01/26 09:20 | Jung-Woong Na v Runhao Hua | 2-6,7-6,10-5 |
| ITF M15 Changwon | 2019/10/18 01:00 | Yuta Shimizu v Jung-Woong Na | 6-3,7-5 |
| ITF M15 Changwon | 2019/10/17 03:35 | Minjong Park v Jung-Woong Na | 6-1,0-6,4-6 |
| ITF M15 Changwon | 2019/10/16 00:55 | Young Seok Lee v Jung-Woong Na | 2-6,1-6 |
| ITF M15 Anseong | 2019/06/28 03:00 | Jung-Woong Na v Cheong-Eui Kim | 2-6,2-6 |
| ITF M15 Anseong | 2019/06/27 01:00 | Jung-Woong Na v Tae-Woo Lee | 6-3,6-3 |
| ITF M15 Anseong | 2019/06/26 01:00 | Jung-Woong Na v Seungri Choi | 6-1,6-1 |